Table 1. Detailed data of melanoma patients.

		Patients 230 (100%)
Gender	male	123 (53.5%)
	female	107 (46.5%)
Median age/years (range)		60 (22–88)
Stage of disease (AJCC 2009)	IA	4 (1.7%)
	IB	58 (25.2%)
	IIA	29 (12.6%)
	IIB	20 (8.7%)
	IIC	10 (4.3%)
	IIIA	18 (7.8%)
	IIIB	34 (14.8%)
	IIIC	27 (11.7%)
	IV	28 (12.2%)
	Unknown	2 (0.9%)
Tumor type	SSM	71 (30.9%)
	NMM	94 (40.9%)
	LMM	5 (2.2%)
	ALM	13 (5.7%)
	AMM	28 (12.2%)
	UCM	8 (3.5%)
	Others	11 (4.8%)
Median tumor thickness/mm (range)		2,5 (0–18)
Clark Level	I	1 (0.4%)
	II	12 (5.2%)
	III	43 (18.7%)
	IV	130 (56.5%)
	V	14 (6.1%)
	Unknown	30 (13%)
CD28 abs		42 (18.3%)

SSM = superficial spreading melanoma, NMM = nodular malignant melanoma, LMM = Lentigo maligna melanoma, ALM = acrolentiginous melanoma, AMM = amelanotic melanoma, UCM = unclassified melanoma, others = melanoma of the mucosa or uvea.